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Finding the Fourth Proportional to 17,994.73, 24,835.13 and 10,921.27

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Solution

The fourth proportional to 17,994.73, 24,835.13 and 10,921.27 is: 15,072.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,994.73 : 24,835.13 = 10,921.27 : x
  2. Step 2: Convert to fraction form
    17,994.73/24,835.13 = 10,921.27/x
  3. Step 3: Cross multiply
    17,994.73x = 24,835.13 × 10,921.27
  4. Step 4: Simplify right side
    17,994.73x = 271,231,160.22
  5. Step 5: Solve for x
    x = 271,231,160.22/17,994.73
  6. Step 6: Final answer
    x = 15,072.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.